/*
silverPDF is sponsored by Aleyant Systems (http://www.aleyant.com)

silverPDF is based on PdfSharp (http://www.pdfsharp.net) and iTextSharp (http://itextsharp.sourceforge.net)

Developers: Ai_boy (aka Oleksii Okhrymenko)

Permission is hereby granted, free of charge, to any person
obtaining a copy of this software and associated documentation
files (the "Software"), to deal in the Software without
restriction, including without limitation the rights to use,
copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the
Software is furnished to do so, subject to the following
conditions:

The above information and this permission notice shall be
included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR SPONSORS
BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
OTHER DEALINGS IN THE SOFTWARE.

*/
#region PDFsharp - A .NET library for processing PDF
//
// Authors:
//   Stefan Lange (mailto:Stefan.Lange@pdfsharp.com)
//
// Copyright (c) 2005-2008 empira Software GmbH, Cologne (Germany)
//
// http://www.pdfsharp.com
// http://sourceforge.net/projects/pdfsharp
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
// DEALINGS IN THE SOFTWARE.
#endregion

namespace PdfSharp.Pdf.Annotations
{
  /// <summary>
  /// Specifies the annotation flags.
  /// </summary>
  public enum PdfAnnotationFlags
  {
    /// <summary>
    /// If set, do not display the annotation if it does not belong to one of the standard
    /// annotation types and no annotation handler is available. If clear, display such an
    /// unknown annotation using an appearance stream specified by its appearancedictionary,
    /// if any.
    /// </summary>
    Invisible = 1 << (1 - 1),

    /// <summary>
    /// (PDF 1.2) If set, do not display or print the annotation or allow it to interact
    /// with the user, regardless of its annotation type or whether an annotation
    /// handler is available. In cases where screen space is limited, the ability to hide
    /// and show annotations selectively can be used in combination with appearance
    /// streams to display auxiliary pop-up information similar in function to online
    /// help systems.
    /// </summary>
    Hidden = 1 << (2 - 1),

    /// <summary>
    /// (PDF 1.2) If set, print the annotation when the page is printed. If clear, never
    /// print the annotation, regardless of whether it is displayed on the screen. This
    /// can be useful, for example, for annotations representing interactive pushbuttons,
    /// which would serve no meaningful purpose on the printed page.
    /// </summary>
    Print = 1 << (3 - 1),

    /// <summary>
    /// (PDF 1.3) If set, do not scale the annotation�s appearance to match the magnification
    /// of the page. The location of the annotation on the page (defined by the
    /// upper-left corner of its annotation rectangle) remains fixed, regardless of the
    /// page magnification. See below for further discussion.
    /// </summary>
    NoZoom = 1 << (4 - 1),

    /// <summary>
    /// (PDF 1.3) If set, do not rotate the annotation�s appearance to match the rotation
    /// of the page. The upper-left corner of the annotation rectangle remains in a fixed
    /// location on the page, regardless of the page rotation. See below for further discussion.
    /// </summary>
    NoRotate = 1 << (5 - 1),

    /// <summary>
    /// (PDF 1.3) If set, do not display the annotation on the screen or allow it to
    /// interact with the user. The annotation may be printed (depending on the setting
    /// of the Print flag) but should be considered hidden for purposes of on-screen
    /// display and user interaction.
    /// </summary>
    NoView = 1 << (6 - 1),

    /// <summary>
    /// (PDF 1.3) If set, do not allow the annotation to interact with the user. The
    /// annotation may be displayed or printed (depending on the settings of the
    /// NoView and Print flags) but should not respond to mouse clicks or change its
    /// appearance in response to mouse motions.
    /// Note: This flag is ignored for widget annotations; its function is subsumed by
    /// the ReadOnly flag of the associated form field.
    /// </summary>
    ReadOnly = 1 << (7 - 1),

    /// <summary>
    /// (PDF 1.4) If set, do not allow the annotation to be deleted or its properties
    /// (including position and size) to be modified by the user. However, this flag does
    /// not restrict changes to the annotation�s contents, such as the value of a form
    /// field.
    /// </summary>
    Locked = 1 << (8 - 1),

    /// <summary>
    /// (PDF 1.5) If set, invert the interpretation of the NoView flag for certain events.
    /// A typical use is to have an annotation that appears only when a mouse cursor is
    /// held over it.
    /// </summary>
    ToggleNoView = 1 << (9 - 1),
  }
}
